body {
  font-family: Arial,Helvetica,sans-serif;
  background-color: rgb(82,140,164);
  /* toch maar niet
  background-image: url(globe.jpeg);
  background-repeat:no-repeat;
  background-attachment:fixed;
  background-position:center;*/
}

html, body, #hoogtabel {
      height:100%;
      margin: 0;
      padding: 0;
      border: none;
      font-size: 24px;
      text-align: center;
   }
   #hoogtabel {
      margin: 0 auto;
      text-align: left;
      vertical-align: middle;
      width: 100%;
   }


.groot {
  font-size: 48px;
  color: #FF0000;
  font-family: Verdana;
  text-align: center;
}

.menu {
  font-size: 32px;
  color: #FF0000;
  font-family: Verdana;
  text-align: center;
}

.knop {
  font-size: 36px;
  font-family: Verdana;
}